Add support for NGINX X-Sendfile variant: X-Accel-Redirect
Add support for NGINX X-Sendfile variant: X-Accel-Redirect

praveenscience/thebuggenie,nrensen/thebuggenie,deshion/thebuggenie,SamMousa/thebuggenie,praveenscience/thebuggenie,deshion/thebuggenie,deshion/thebuggenie,milkyway-git/thebuggenie,thebuggenie/thebuggenie,SysBind/thebuggenie,Rvanlaak/thebuggenie,azaghal/thebuggenie,LogosLabs/thebuggenie,SysBind/thebuggenie,azaghal/thebuggenie,SamMousa/thebuggenie,azaghal/thebuggenie,nrensen/thebuggenie,Rvanlaak/thebuggenie,thebuggenie/thebuggenie,Rvanlaak/thebuggenie,thebuggenie/thebuggenie,azaghal/thebuggenie,praveenscience/thebuggenie,Rvanlaak/thebuggenie,SysBind/thebuggenie,deshion/thebuggenie,nrensen/thebuggenie,SamMousa/thebuggenie,LogosLabs/thebuggenie,SamMousa/thebuggenie,LogosLabs/thebuggenie,thebuggenie/thebuggenie,nrensen/thebuggenie,thebuggenie/thebuggenie,LogosLabs/thebuggenie,milkyway-git/thebuggenie,milkyway-git/thebuggenie,SysBind/thebuggenie,milkyway-git/thebuggenie,praveenscience/thebuggenie